The Cygnus Loop, also known as the Eastern and Western Veil Nebulae, are a gigantic remnant of a supernova in the southern wing of the Swan that spans more than five full moon diameters. It is visible in binoculars under very dark skies every summer. The bright star at right named 52 Cygni that the…
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This gorgeous image of the Omega Nebula aka the Swan Nebula and Messier 17 in Sagittarius was captured at the Texas Star Party by Trevor Jones. I have rotated it by 90 degrees to better show the swan shape at centre. The image width is double the size of the full moon. The emission nebula…
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My friend Andrea Girones of Ottawa captured and processed this spectacular view of the sun’s complete disk while attending the annual Starfest gathering on August 7, 2024. It beautifully captures the sun’s convection cell pattern, the dark elongated filaments and the prominences they become when viewed in profile around the sun’s limb (especially at right),…
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Hello, mid-August Stargazers! Here are your Astronomy Skylights for the week of August 11th, 2024 by Chris Vaughan. Feel free to pass this along to your friends and send me your comments, questions, and suggested topics. You can also follow me on Twitter as @astrogeoguy! Unless otherwise noted, all times are expressed in Eastern Time.…
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This composite image of Perseid Meteors streaking across the Milky Way was captured by Ali Hosseini Nezhad from Shiraz, Iran in 2023. The three bright stars of the Summer Triangle asterism frame the galaxy. NASA APOD for August 24, 2023 Hello, August Stargazers! Here are your Astronomy Skylights for the week of August 4th, 2024…
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The Astrospheric app forest fire smoke distribution map across North America for Sunday night, July 28, 2024. Purple and red indicate the most severe smoke loading in the sky overhead. Many weather forecasts will predict clear, cloudless skies – but observers and imagers will find the fainter celestial objects significantly dimmed. I highly recommend the…
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This image of Saturn through the 20″ diameter telescope at the Weikersheim Observatory in southern Germany just after it emerged from behind the moon was the NASA APOD for April 7, 2013. It was composited together from two different exposures by Jens Hackmann. Hi, Summer Stargazers! Here are your Astronomy Skylights for the week of…
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This image taken by the Lunar Reconnaissance Orbiter shows the fascinating Aristarchus Plateau. The crater Aristarchus at lower right is very prominent, and can be seen even with unaided eyes as a very bright patch. To its left is the similar-sized, but darker crater Herodotus. Vallis Schröteri, the largest sinuous rille on the moon, starts…
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This image from the Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory shows the spectacular globular star cluster Messier 4. This great ball of ancient stars is one of the closest of such stellar systems to the Earth and appears in the constellation of Scorpius (The Scorpion) close to…
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This image of Messier 13, the Great Globular Star Cluster in Hercules was imaged by my friend Claudio Oriani in Richmond Hill, Ontario on May 30, 2023 using an 8″ SCT telescope. The cluster, also known as NGC 6205, is 24,000 light-years away from our sun. The cluster appears as a faint fuzzy patch in…
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